AU2189592A - Improved leak detector float system - Google Patents

Improved leak detector float system

Info

Publication number
AU2189592A
AU2189592A AU21895/92A AU2189592A AU2189592A AU 2189592 A AU2189592 A AU 2189592A AU 21895/92 A AU21895/92 A AU 21895/92A AU 2189592 A AU2189592 A AU 2189592A AU 2189592 A AU2189592 A AU 2189592A
Authority
AU
Australia
Prior art keywords
leak detector
float system
improved leak
detector float
improved
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU21895/92A
Inventor
John A Carlin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ProEco Inc
Original Assignee
ProEco Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ProEco Inc filed Critical ProEco Inc
Publication of AU2189592A publication Critical patent/AU2189592A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves
    • G01F23/2963—Measuring transit time of reflected waves magnetostrictive
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/68—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using electrically actuated indicating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
    • G01F23/72—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements using magnetically actuated indicating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/76—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats characterised by the construction of the float
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
    • G01M3/3245—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers using a level monitoring device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Level Indicators Using A Float (AREA)
AU21895/92A 1991-07-26 1992-06-04 Improved leak detector float system Abandoned AU2189592A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US736406 1991-07-26
US07/736,406 US5209106A (en) 1991-07-26 1991-07-26 Leak detector float system and method therefor

Publications (1)

Publication Number Publication Date
AU2189592A true AU2189592A (en) 1993-03-02

Family

ID=24959736

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21895/92A Abandoned AU2189592A (en) 1991-07-26 1992-06-04 Improved leak detector float system

Country Status (3)

Country Link
US (1) US5209106A (en)
AU (1) AU2189592A (en)
WO (1) WO1993003343A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2732725B2 (en) * 1991-06-14 1998-03-30 富士写真フイルム株式会社 Wastewater treatment equipment for waterless lithographic printing plates
GB9217129D0 (en) * 1992-08-13 1992-09-23 Secr Defence Vibration reduction
US5421193A (en) * 1993-12-30 1995-06-06 Proeco, Inc. Method and apparatus for leak detection with float excitation and self-calibration
US5686658A (en) * 1995-10-05 1997-11-11 Asttest Services, Inc. Aboveground liquid storage tank leakage detection
US6647663B2 (en) * 1997-01-27 2003-11-18 Southpac Trust International, Inc. Plant sleeve having an expandable portion
US5986449A (en) * 1997-05-01 1999-11-16 Patroit Sensors And Controls Corporation Self-contained liquid level detection apparatus with substantially constant cross-section outer tube
US5900547A (en) * 1997-09-12 1999-05-04 Thermoprobe Inc. Differential level hydrometer
US6523404B1 (en) * 2000-01-14 2003-02-25 Delaware Capital Formation, Inc. Apparatus for measuring a fluid level
US6715437B1 (en) * 2002-01-29 2004-04-06 Electromechanical Research Laboratories, Inc. Liquid-cargo loss detection gauge
US7174784B2 (en) * 2004-01-15 2007-02-13 Delaware Capital Formation, Inc. Apparatus for measuring a fluid level and methods
DE102004061357A1 (en) 2004-03-26 2005-11-17 Continental Teves Czech Republic, S.R.O Device for monitoring a container level
US7971487B2 (en) * 2008-05-02 2011-07-05 Carlen Controls, Inc. Linear position transducer with wireless read head
GB201914141D0 (en) * 2019-10-01 2019-11-13 Johnson Matthey Plc An apparatus for determining a vertical level or density of a material column
DE102020001124A1 (en) * 2020-02-21 2021-08-26 Hydac Process Technology Gmbh Device for the treatment of fluid mixtures
CN112517248B (en) * 2020-10-29 2022-08-09 宜春钽铌矿有限公司 Intelligent control method for liquid level of lepidolite flotation system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898555A (en) * 1973-12-19 1975-08-05 Tempo Instr Inc Linear distance measuring device using a moveable magnet interacting with a sonic waveguide
US4850223A (en) * 1987-07-17 1989-07-25 Tanktech, Inc. Leak detector
NL8900164A (en) * 1989-01-24 1990-08-16 Meridian Electronics Holland B Fluid levle meter for tanks or silos - has ultrasonic transducer receiving echoes from float

Also Published As

Publication number Publication date
US5209106A (en) 1993-05-11
WO1993003343A1 (en) 1993-02-18

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